From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-0.8 required=3.0 tests=DKIM_ADSP_CUSTOM_MED, DKIM_INVALID,DKIM_SIGNED,FREEMAIL_FORGED_FROMDOMAIN,FREEMAIL_FROM, HEADER_FROM_DIFFERENT_DOMAINS,MAILING_LIST_MULTI,SPF_PASS,URIBL_BLOCKED autolearn=ham autolearn_force=no version=3.4.0 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id 1B5ADC04E87 for ; Wed, 15 May 2019 11:24:21 +0000 (UTC) Received: from mail.linuxfoundation.org (mail.linuxfoundation.org [140.211.169.12]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by mail.kernel.org (Postfix) with ESMTPS id E09922084F for ; Wed, 15 May 2019 11:24:20 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=fail reason="signature verification failed" (2048-bit key) header.d=gmail.com header.i=@gmail.com header.b="X2nfQ9d+" DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org E09922084F Authentication-Results: mail.kernel.org; dmarc=fail (p=none dis=none) header.from=gmail.com Authentication-Results: mail.kernel.org; spf=pass smtp.mailfrom=iommu-bounces@lists.linux-foundation.org Received: from mail.linux-foundation.org (localhost [127.0.0.1]) by mail.linuxfoundation.org (Postfix) with ESMTP id B0F7ACAA; Wed, 15 May 2019 11:24:20 +0000 (UTC) Received: from smtp1.linuxfoundation.org (smtp1.linux-foundation.org [172.17.192.35]) by mail.linuxfoundation.org (Postfix) with ESMTPS id C3FCCACD for ; Wed, 15 May 2019 11:24:19 +0000 (UTC) X-Greylist: whitelisted by SQLgrey-1.7.6 Received: from mail-wr1-f67.google.com (mail-wr1-f67.google.com [209.85.221.67]) by smtp1.linuxfoundation.org (Postfix) with ESMTPS id 8C96387C for ; Wed, 15 May 2019 11:24:18 +0000 (UTC) Received: by mail-wr1-f67.google.com with SMTP id r7so2206435wrr.13 for ; Wed, 15 May 2019 04:24:18 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20161025; h=from:subject:to:cc:references:message-id:date:user-agent :mime-version:in-reply-to:content-transfer-encoding:content-language; bh=iK7Jdq13nvzwfdloB64qXfEzplthagbP/dPnPLWGrQE=; b=X2nfQ9d+ogB+13LzvpWGxU2FtqTrDaFgjbZJzfz+GIN8KSMsrKP/i0HzYodOqb8NM+ /U0q1gjkWBvxCr6gnV9iFvvm4Qu9iuYNC+CVBLw3jKBLF/ni3DzhMgsEYIAHHkkRIZHQ 6+kggP58nysZT4vzheXB4aPdeMl6xVIc665ECpbwx+TfK4wBDIWNWQZRUQ6VcqyhlNnD v4yNoZyF61wiNs4hReHZE8sd+eAcPI8gn330Yid8BBsudM9oVHcAHwdW+/2bgn7lEvqc eLkiuae7O8StNQAF05Xt8N6LUBzH1oNGYy8451YAYOeYRYUBCjk/CNxeZEhW7YW9t0z+ mZ5w== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20161025; h=x-gm-message-state:from:subject:to:cc:references:message-id:date :user-agent:mime-version:in-reply-to:content-transfer-encoding :content-language; bh=iK7Jdq13nvzwfdloB64qXfEzplthagbP/dPnPLWGrQE=; b=ik2N+6ziFbycXDHoYOOo88Y75RXsT/Hhmjl5Cz7/MtVVJ3Nm9e60GvFaoBpiDpHg1z RI7fwL5wA4y3jeRAJWwU18T1vm2iXIWT1e7lyPkQXjoKqmGQeO5ntuhPYLlKtr88lKd/ yOe6+luISBRY3O3VvltlegA02Rh+A7enrtBgtf3EAa8wp8Pb39XC9/+C1yW8sdlfsYYz Ilrm389qAvQ2L7EHjtH4EwuukXlgot9KLqoOFLpPQ+ZouZhc8iL8D399Z/XbEVFbJT8A qXbh6v1njaYXayfKYslL0ClUp++KVgrPFauIwQpkZ2jGkP2dgFygmdICHDwxyMiiwiez /OBQ== X-Gm-Message-State: APjAAAV8sMcEW6WHnv1rfzFb6QU8lqqDUKdwLHO+66mjOf2/i0isCgm8 qdRT4fr2OfqpyWQTsJcREV8= X-Google-Smtp-Source: APXvYqz20Ph3VMG2q93+rpwvfwoVjuDwSfuDmS3H+IKGL6HGHqdN89ujL1mQtamj+N+3HJJOxB1WWg== X-Received: by 2002:adf:dc8a:: with SMTP id r10mr25577049wrj.15.1557919457324; Wed, 15 May 2019 04:24:17 -0700 (PDT) Received: from [192.168.99.70] (mail.unidataz.cz. [193.165.148.130]) by smtp.googlemail.com with ESMTPSA id e8sm3959408wrc.34.2019.05.15.04.24.16 (version=TLS1_2 cipher=ECDHE-RSA-AES128-GCM-SHA256 bits=128/128); Wed, 15 May 2019 04:24:16 -0700 (PDT) From: "StarostaCZ@gmail.com" X-Google-Original-From: "StarostaCZ@gmail.com" Subject: Re: Linux crash when using FTDI FT232R USB to serial converter on AMD boards. To: Oliver Neukum , Joerg Roedel , Johan Hovold References: <04503197-a0a9-8b35-6c65-c10f296aab57@gmail.com> <20190429094847.GI26546@localhost> <20190503153716.GE11605@8bytes.org> <8748125e-f360-ff0e-ea15-699bce9e7747@gmail.com> <4e7f0267-eba8-81c3-4036-25924ea9df98@gmail.com> <1557911856.2950.10.camel@suse.com> <3e7ec2f2-ac47-a031-96ba-fa2b9f21ed2e@gmail.com> <1557913582.2950.15.camel@suse.com> Message-ID: <0903714d-8b72-e714-70ea-67d9dcd94b74@gmail.com> Date: Wed, 15 May 2019 13:22:44 +0200 User-Agent: Mozilla/5.0 (Windows NT 6.1; WOW64; rv:60.0) Gecko/20100101 Thunderbird/60.6.1 MIME-Version: 1.0 In-Reply-To: <1557913582.2950.15.camel@suse.com> Content-Language: cs Cc: iommu@lists.linux-foundation.org, linux-usb@vger.kernel.org, Mathias Nyman X-BeenThere: iommu@lists.linux-foundation.org X-Mailman-Version: 2.1.12 Precedence: list List-Id: Development issues for Linux IOMMU support List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Content-Transfer-Encoding: 7bit Content-Type: text/plain; charset="us-ascii"; Format="flowed" Sender: iommu-bounces@lists.linux-foundation.org Errors-To: iommu-bounces@lists.linux-foundation.org Dne 15.5.2019 v 11:46 Oliver Neukum napsal(a): > Most helpful. First, try to replicate this with the iommu disabled. I am trying this with "iommu disabled" in bios, but system crash too: https://paste.ee/p/wUgHl > Secondly, make a proper bugreport mentioning the affected kernel > version (5.1) How can I do this? > Thirdly, if possible replicate this with the vanilla kernel from > kernel.org I am afraid, that is not possible. My skills is not too good - is there some procedure to how do this? I made test with mainline kernel 5.1.2 from https://kernel.ubuntu.com/~kernel-ppa/mainline/ but computer crash on boot (kernel panic: unable to mount root fs...). starosta _______________________________________________ iommu mailing list iommu@lists.linux-foundation.org https://lists.linuxfoundation.org/mailman/listinfo/iommu